package io

import (
	"io"
	"log/slog"
	"net/http/httptest"
	"net/url"
	"testing"

	"git.yeij.top/AskaEth/Cyrene_v2/internal/config"
	"git.yeij.top/AskaEth/Cyrene_v2/internal/logger"
	"git.yeij.top/AskaEth/Cyrene_v2/pkg/plugins/sdk"
)

// silentLogger is the base logger used by test fixtures so that expected
// security-denial WARN records are not dumped into the test output.
func silentLogger() *slog.Logger {
	return logger.New(logger.Options{Out: io.Discard})
}

// buildTools builds a tool set over cfg with a silent logger, applying opts on
// top (caller options win over the default discard logger).
func buildTools(t *testing.T, cfg *config.Config, opts ...Option) []sdk.Tool {
	t.Helper()
	all := append([]Option{WithLogger(silentLogger())}, opts...)
	set, err := New(cfg, all...)
	if err != nil {
		t.Fatalf("New: %v", err)
	}
	return set
}

// findTool returns the tool with the given name from a set, failing the test
// when it is absent.
func findTool(t *testing.T, set []sdk.Tool, name string) sdk.Tool {
	t.Helper()
	for _, tool := range set {
		if tool.Name() == name {
			return tool
		}
	}
	t.Fatalf("tool %q not found in set", name)
	return nil
}

// serverHost returns the bare host (no port, no brackets) of a test server, the
// value to put on the SSRF allowlist so the tools may reach it.
func serverHost(srv *httptest.Server) string {
	u, err := url.Parse(srv.URL)
	if err != nil {
		return ""
	}
	return u.Hostname()
}